Risk factors for BC include demographics as female gender and advanced age, reproductive factors as early menarche, late menopause and nulliparity, hormonal factors as hormonal contraceptive pills as well as postmenopausal hormonal therapy, certain diet and lifestyle (alcohol consumption and cigarette smoking), family history and mutations of BC-related genes as BRCA1 and BRCA2 [6]. This evidence concerns the gene BRCA1 and breast cancer.